abyssal plains and mid-ocean ridges
The Black Hills Spruce is the state tree of South Dakota.The Black Hills Spruce is a regional variety of white spruce (Picea glauca) found only in the Black Hills of South Dakota.
number of plants would increase (This is in the fish picture in which there is a lake between two hills that have trees and such on them. There are two fish in the picture.)
yes
eucalyptus
Planting grass on hills will prevent soil from washing away. The topsoil will be covered up by the grass, preventing erosion overtime from harsh weather.
Abyssal hills are small hills that rise from the abyssal plain, which is the floor of the ocean.
Abyssal hills are formed by stretching oceanic lithospere.
abyssal hills
Between hills and mountains valleys are to be found.
abyssal hills
Abyssal hills
Abyssal hills
Velleys are found in between hills or mountains.
Valley. A valley is usually found between two ranges of hills rather than between two hills. The small "valley" between two hills is more properly called a "coll".
This is generally known as the Southern Uplands and incorporates the Cheviot Hills and the Lammermuir Hills.
Gold from the Black Hills gold fields is no different from gold found anywhere else.
Drumlins are long smooth hills that are usaully found in groups. Kame are small cone shaped hills of sand and gravel.